Prehnite 9x13mm Long Faceted Heart Bead - 15-16 Inch Stone Type_Apatite It sometimes features dark brown

It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the stone

and colors that include purples

milky white to pale yellow in color

and beads per strand counts may vary slightly from what is shown

It is believed that the melding of these two stones creates a powerful healing energy

Prehnite 9x13mm Long Faceted Heart Bead - 15-16 Inch Stone Type_Apatite It sometimes features dark brownPrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.